Identity, Variables, and Impredicative Definitions in The Journal of Symbolic Logic, Vol. 21, No. 3, Sept. 1956, pp. 225-245 AND Vicious Circle Principle and the Paradoxes in The Journal of Symbolic Logic, Vol. 22, No. 3, Sept. 1957, pp. 245-249
The Association of Symbolic Logic. 1st Edition. FIRST EDITION IN ORIGINAL WRAPS, two papers (in two separate issues), of Jaako Hintikka’s systematic investigation of Wittgensteinian predicate logic (W-logic), the first ever performed. Jaakko Hintikka (1929-2015) was a Finnish philosopher known for his work in logic and epistemology. He was awarded..... More